1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index e3bc1b436284..3f830f0fe2cc 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -129,7 +129,7 @@ static int qdi;			/* Set to probe QDI controllers */
 static int winbond;             /* Set to probe Winbond controllers,
                                         give I/O port if non standard */
 static int autospeed;           /* Chip present which snoops speed changes */
-static int pio_mask = 0x1F;     /* PIO range for autospeed devices */
+static int pio_mask = ATA_PIO4; /* PIO range for autospeed devices */
 static int iordy_mask = 0xFFFFFFFF;     /* Use iordy if available */
 
 /**